US8933243B2ActiveUtilityPatentIndex 61

Polyphenylene host compounds

Assignee: ZHENG SHIJUNPriority: Jun 22, 2011Filed: Jun 22, 2011Granted: Jan 13, 2015

Est. expiryJun 22, 2031(~5 yrs left)· nominal 20-yr term from priority

Inventors:ZHENG SHIJUN MA LIPING MOCHIZUKI AMANE LAI QIANXI KHAN SAZZADUR RAHMAN LI SHENG HARDING BRETT T CHAE HYUNSIK ROMERO REBECCA SISK DAVID T

C07D 235/18C07D 403/10C07D 409/04H01L 51/0085H01L 51/006H01L 51/0072H01L 51/5016H01L 51/0037C07F 3/00H10K 2101/10H10K 50/11H10K 50/00H10K 85/633H10K 85/6572H10K 85/342H10K 85/615H10K 85/1135H10K 85/631H10K 50/12H10K 85/636

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Claims

Abstract

Polyphenylene compounds such as compounds represented by Formula I may be used in electronic devices such as organic light-emitting devices. For example, the compounds may be used as host materials in a light-emitting layer.

Claims

exact text as granted — not AI-modified

What is claimed is: 
     
       1. A compound represented by a formula: 
       
         
           
           
               
               
           
         
       
     
     
       2. A light-emitting device comprising a compound of  claim 1 . 
     
     
       3. The light-emitting device of  claim 2 , wherein the compound is in a light-emitting layer.

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